Sequentially three stepped extension plate paper file



FIG. 1 is a right perspective view of the present invention.

FIG. 2 is a left perspective view of the present invention.

FIG. 3 is a plan view of the present invention.

FIG. 4 is a side view of the present invention.

FIG. 5 is a bottom view of the present invention; and,

FIG. 6 is a top view of the present invention. 

The ornamental design for a sequentially three stepped extension plate paper file, as shown and described. 